* in Admin Console
# go to {nav Structure & Data > Website & Content} section
# go to `Products` category
# click on `Sections` tab
# create `Sub Products` category in the `Products` category using `Add` button on toolbar
# switch to `Sub Products` category using tree in the left frame
# click on `Products` tab
# use `Add` button on toolbar to add new Tangible product
# go to {nav E-commerce > Discounts & Certificates} section
# go to `Coupons` tab
# press `Add` button on toolbar to open coupon creation window
# press `Generate Code` to generate coupon code
# enter any coupon name & amount
# go to `Items` tab
# press `Entire Order` button on toolbar
# press `Save` button on toolbar
* on Front-End
# click on `Products` item in top menu
# click on `Sub Products` item in dropdown menu, that was shown
# click `Buy Now` button below a product
# confirm, that redirect to shopping cart page was made
# enter created before coupon code into `If you have coupon code, enter it here` field
# press `Update Cart` button
# confirm, that instead coupon entry field the coupon name is shown with Recycle Bin icon
# click on Recycle Bin icon next to coupon name
# confirm, that coupon was removed
* in IDE
# open `/themes/advanced/in-commerce/checkout/shop_cart.tpl` template
# locate lines containing `<inp2:ord_RemoveCouponLink type="coupon"/>` tag
# change tag usage to the `<inp2:ord_RemoveCouponLink type="coupon" my_param="1"/>`
* on Front-End
# enter created before coupon code into `If you have coupon code, enter it here` field
# press `Update Cart` button
# move mouse over the Recycle Bin icon that is displayed next to applied coupon name
# confirm, that product removal link contains `my_param=1` string